PC World put engines who tout their ability to perform natural language searches to the test, and found that none did significantly better than regular old Google.

Posing natural language questions such as, "Who was the 17th president of the United States?" and "What is the temperature in Paris?," PC World pitted Ask Jeeves, Answers.com, MSN Search and Google, rating them on how many clicks it took to get to the right answer. The result?

Web search champ Google was as good at answering our natural-language questions as the three sites that promote their ability to respond to questions rather than keyword phrases.